Home / 444,402,703.20-666,604,054.80-121,319,234.40

Finding the Fourth Proportional to 444,402,703.20, 666,604,054.80 and 121,319,234.40

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Solution

The fourth proportional to 444,402,703.20, 666,604,054.80 and 121,319,234.40 is: 181,978,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,402,703.20 : 666,604,054.80 = 121,319,234.40 : x
  2. Step 2: Convert to fraction form
    444,402,703.20/666,604,054.80 = 121,319,234.40/x
  3. Step 3: Cross multiply
    444,402,703.20x = 666,604,054.80 × 121,319,234.40
  4. Step 4: Simplify right side
    444,402,703.20x = 80,871,893,576,271,648
  5. Step 5: Solve for x
    x = 80,871,893,576,271,648/444,402,703.20
  6. Step 6: Final answer
    x = 181,978,851.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.